See Figures 1 through 5
Fig. Fig. 1: Oil pressure gauge schematic
Fig. Fig. 2: Oil pressure gauge diagnostic chart
Fig. Fig. 3: On vehicles without an oil pressure gauge, a switch type sender is used to illuminate the oil light-2.3L engine
Fig. Fig. 4: The oil pressure gauge sender is screwed into an adapter on the side of the engine-2.3L engine
Fig. Fig. 5: Install the oil pressure gauge sender in a vertical position-5.0L engine
REMOVAL & INSTALLATION
Disconnect the wiring at the unit.
Unscrew the unit.
Coat the threads with electrically conductive sealer and screw the unit into place. The torque should be 10-18 ft. lbs (13-24 Nm).